gplugin/gplugin

ran `ninja clang-format`, apparently running it by hand missed some stuff.

Testing Done:
Ran `ninja clang-format` and `ninja test`.

Reviewed at https://reviews.imfreedom.org/r/673/
<?xml version="1.0" encoding="UTF-8"?>
<gresources>
<gresource prefix="/org/imfreedom/keep/gplugin/gplugin/viewer/">
<file compressed="true">window.ui</file>
</gresource>
</gresources>